Kia Optima: Battery replacement
Type A

Type B
A battery should last for several years, but if the transmitter or smart key is not working properly, try replacing the battery with a new one. If you are unsure how to use or replace the battery, contact an authorized Kia dealer.
1. Pry open the transmitter or smart key center cover.
2. Replace the battery
with a new battery (CR2032). When replacing the battery, make sure the battery positive
“+” symbol faces up as indicated in the illustration.
3. Install the battery in
the reverse order of removal.
CAUTION
Precautions
Theft-alarm systemReplacement
1.
Loosen the wheel nuts slightly.
Raise the vehicle, and make sure it is securely supported.
2.
Remove wheel nuts, front wheel
and tire from front hub.
...
Smart key. Repair procedures
Smart Key
Smart Key Code Saving
1.
Connect the DLC cable of GDS
to the data link connector in driver side crash pad lower panel, turn the
power on GDS.
2.
Sel ...
Components (1)
1. Ventilation blower
2. Ventilation ECU
3. Ventilation seat switch
...